package com.example.secondhandsysapi.Vo;

import lombok.Data;

import java.sql.Date;
import java.util.ArrayList;
import java.util.List;


@Data
public class NewUserInfo {
    private List<Integer> newuser_count;
    private List<Date> registration_date;
    public List<Date> getRegistration_date() {
        if (registration_date == null) {
            registration_date = new ArrayList<>(); // 对 registration_date 进行初始化
        }
        return registration_date;
    }
    public void setregistration_date(List<Date> registrationDates) {
        this.registration_date = registrationDates;
    }
    private String step;



}
